From owner-freebsd-current Tue Jan 9 12:38:58 2001 Delivered-To: freebsd-current@freebsd.org Received: from mass.osd.bsdi.com (dhcp45-24.dis.org [216.240.45.24]) by hub.freebsd.org (Postfix) with ESMTP id 96FDE37B401 for ; Tue, 9 Jan 2001 12:38:40 -0800 (PST) Received: from mass.osd.bsdi.com (localhost [127.0.0.1]) by mass.osd.bsdi.com (8.11.1/8.11.1) with ESMTP id f09KpqJ00792; Tue, 9 Jan 2001 12:51:52 -0800 (PST) (envelope-from msmith@mass.osd.bsdi.com) Message-Id: <200101092051.f09KpqJ00792@mass.osd.bsdi.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: Mitsuru IWASAKI Cc: dufault@hda.hda.com, current@freebsd.org Subject: Re: Fan speed control sony vaio lx800 slimtop In-reply-to: Your message of "Tue, 09 Jan 2001 23:47:42 +0900." <20010109234742E.iwasaki@jp.FreeBSD.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 09 Jan 2001 12:51:51 -0800 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Note also that Scott Long (scottl@freebsd.org) is also working on this, you will want to check with him to work out where he's up to... > > > Now I'd like to figure out how to turn the damn fan up and down. This > > machine is quiet under windows but sets the fan to high under FreeBSD > > and never turns it down. The fan has three settings - 0V, 6V and > > 12V. Under windows it stays between 0 and 6V. > > Thermal management implementation is in our queue. We'll create > policy manager for ACPI subsystems including thermal (Active, Passive > cooling etc.). Of course any help would be welcome :-) > > > I've tried "apm -h 1; apm -e 1;" hoping something would happen > > but it still doesn't slow down the fan. > > Currently we don't have any means to control fan device (except for > the machine specific tools). > > > If someone can sketch out a road map of what I should do I'll do the > > dirty work. I don't know about ACPI etc and so would appreciate a > > kick start. I've picked up the spec but haven't printed it out yet. > > You could find `3.10 Thermal Management' for overview and > `12 THERMAL MANAGEMENT' for detail in ACPI 2.0 spec. Also > `7.1 Declaring a Power Resource Object' and `10.6 Fan Device' > may help you. > > acpi-jp@jp.freebsd.org is a mailing list for ACPI development. > # English and Japanese are mixed :-) > If you are interested in it, please send a mail to > Majordomo@jp.freebsd.org with > subscribe acpi-jp > on body. > > Thanks > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message -- ... every activity meets with opposition, everyone who acts has his rivals and unfortunately opponents also. But not because people want to be opponents, rather because the tasks and relationships force people to take different points of view. [Dr. Fritz Todt] V I C T O R Y N O T V E N G E A N C E To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message